#9578FF
Closest named color: Periwinkle (#8E82FE). oklch(66.4% 0.193 290), rgb(149, 120, 255).
Aa
Black text reads best on this color (6.40:1).
About this color
#9578FF is a medium-light, vivid purple. In OKLCH its lightness is 66%, its chroma 0.193 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.025 away. Black text reads best on it, at 6.40:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.193) |
| Temperature | in between |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 6.40:1 |
| White text | 3.27:1 |
Values
| HEX | #9578FF |
| RGB | rgb(149, 120, 255) |
| HSL | hsl(253, 100%, 74%) |
| OKLCH | oklch(66.4% 0.193 290) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #9578FF | 3.27:1 | AA large text | Lc -65.3 | Content text, not long reading |
| Black text on #9578FF | 6.40:1 | AA | Lc 44.2 | Non-text elements, placeholder text |
| #9578FF text on white | 3.27:1 | AA large text | Lc 59.8 | Large or bold text, headings |
| #9578FF text on black | 6.40:1 | AA | Lc -41.9 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D8D4FA
oklch(88.5% 0.052 290.1)
-
Step 300
300
#BFB7FA
oklch(81% 0.094 289.6)
-
Step 400
400
#A08EF7
oklch(70.7% 0.151 289.9)
-
Step 500
500 (this color)
#9578FF
oklch(66.4% 0.193 290)
-
Step 600
600
#7751E2
oklch(55.6% 0.209 289.9)
-
Step 700
700
#6540C4
oklch(49.1% 0.194 290.3)
-
Step 800
800
#52369F
oklch(42.7% 0.161 290.1)
-
Step 900
900
#43307E
oklch(37.6% 0.126 290.2)
-
Step 950
950
#271D4A
oklch(27% 0.08 290.2)
#9578FF with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #3791FF | 0.112 |
| Deuteranopia (no green cones) | #3B8BFC | 0.107 |
| Tritanopia (no blue cones) | #7795B0 | 0.159 |
| Achromatopsia (no color) | #8E8E8E | 0.193 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9578FF
#9578FF
oklch(66.4% 0.193 290)
- #9A9A00
#9A9A00
oklch(66.4% 0.145 109.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #9578FF, closest first.
No curated palette has a color within ΔE 0.04 of #9578FF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.025
- Lavender Blue #8B88F8 ΔE 0.042
- Light Urple #B36FF6 ΔE 0.052
- Medium Purple #9370DB ΔE 0.055
- Medium Slate Blue #7B68EE ΔE 0.062
- Cornflower #6A79F7 ΔE 0.062
- Perrywinkle #8F8CE7 ΔE 0.065
- Lighter Purple #A55AF4 ΔE 0.066
Use #9578FF in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.